xref: /openbmc/linux/drivers/scsi/mvsas/mv_64xx.h (revision 293d5b43)
1 /*
2  * Marvell 88SE64xx hardware specific head file
3  *
4  * Copyright 2007 Red Hat, Inc.
5  * Copyright 2008 Marvell. <kewei@marvell.com>
6  * Copyright 2009-2011 Marvell. <yuxiangl@marvell.com>
7  *
8  * This file is licensed under GPLv2.
9  *
10  * This program is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU General Public License as
12  * published by the Free Software Foundation; version 2 of the
13  * License.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18  * General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
23  * USA
24 */
25 
26 #ifndef _MVS64XX_REG_H_
27 #define _MVS64XX_REG_H_
28 
29 #include <linux/types.h>
30 
31 #define MAX_LINK_RATE		SAS_LINK_RATE_3_0_GBPS
32 
33 /* enhanced mode registers (BAR4) */
34 enum hw_registers {
35 	MVS_GBL_CTL		= 0x04,  /* global control */
36 	MVS_GBL_INT_STAT	= 0x08,  /* global irq status */
37 	MVS_GBL_PI		= 0x0C,  /* ports implemented bitmask */
38 
39 	MVS_PHY_CTL		= 0x40,  /* SOC PHY Control */
40 	MVS_PORTS_IMP		= 0x9C,  /* SOC Port Implemented */
41 
42 	MVS_GBL_PORT_TYPE	= 0xa0,  /* port type */
43 
44 	MVS_CTL			= 0x100, /* SAS/SATA port configuration */
45 	MVS_PCS			= 0x104, /* SAS/SATA port control/status */
46 	MVS_CMD_LIST_LO		= 0x108, /* cmd list addr */
47 	MVS_CMD_LIST_HI		= 0x10C,
48 	MVS_RX_FIS_LO		= 0x110, /* RX FIS list addr */
49 	MVS_RX_FIS_HI		= 0x114,
50 
51 	MVS_TX_CFG		= 0x120, /* TX configuration */
52 	MVS_TX_LO		= 0x124, /* TX (delivery) ring addr */
53 	MVS_TX_HI		= 0x128,
54 
55 	MVS_TX_PROD_IDX		= 0x12C, /* TX producer pointer */
56 	MVS_TX_CONS_IDX		= 0x130, /* TX consumer pointer (RO) */
57 	MVS_RX_CFG		= 0x134, /* RX configuration */
58 	MVS_RX_LO		= 0x138, /* RX (completion) ring addr */
59 	MVS_RX_HI		= 0x13C,
60 	MVS_RX_CONS_IDX		= 0x140, /* RX consumer pointer (RO) */
61 
62 	MVS_INT_COAL		= 0x148, /* Int coalescing config */
63 	MVS_INT_COAL_TMOUT	= 0x14C, /* Int coalescing timeout */
64 	MVS_INT_STAT		= 0x150, /* Central int status */
65 	MVS_INT_MASK		= 0x154, /* Central int enable */
66 	MVS_INT_STAT_SRS_0	= 0x158, /* SATA register set status */
67 	MVS_INT_MASK_SRS_0	= 0x15C,
68 
69 					 /* ports 1-3 follow after this */
70 	MVS_P0_INT_STAT		= 0x160, /* port0 interrupt status */
71 	MVS_P0_INT_MASK		= 0x164, /* port0 interrupt mask */
72 					 /* ports 5-7 follow after this */
73 	MVS_P4_INT_STAT		= 0x200, /* Port4 interrupt status */
74 	MVS_P4_INT_MASK		= 0x204, /* Port4 interrupt enable mask */
75 
76 					 /* ports 1-3 follow after this */
77 	MVS_P0_SER_CTLSTAT	= 0x180, /* port0 serial control/status */
78 					 /* ports 5-7 follow after this */
79 	MVS_P4_SER_CTLSTAT	= 0x220, /* port4 serial control/status */
80 
81 	MVS_CMD_ADDR		= 0x1B8, /* Command register port (addr) */
82 	MVS_CMD_DATA		= 0x1BC, /* Command register port (data) */
83 
84 					 /* ports 1-3 follow after this */
85 	MVS_P0_CFG_ADDR		= 0x1C0, /* port0 phy register address */
86 	MVS_P0_CFG_DATA		= 0x1C4, /* port0 phy register data */
87 					 /* ports 5-7 follow after this */
88 	MVS_P4_CFG_ADDR		= 0x230, /* Port4 config address */
89 	MVS_P4_CFG_DATA		= 0x234, /* Port4 config data */
90 
91 					 /* ports 1-3 follow after this */
92 	MVS_P0_VSR_ADDR		= 0x1E0, /* port0 VSR address */
93 	MVS_P0_VSR_DATA		= 0x1E4, /* port0 VSR data */
94 					 /* ports 5-7 follow after this */
95 	MVS_P4_VSR_ADDR		= 0x250, /* port4 VSR addr */
96 	MVS_P4_VSR_DATA		= 0x254, /* port4 VSR data */
97 };
98 
99 enum pci_cfg_registers {
100 	PCR_PHY_CTL		= 0x40,
101 	PCR_PHY_CTL2		= 0x90,
102 	PCR_DEV_CTRL		= 0xE8,
103 	PCR_LINK_STAT		= 0xF2,
104 };
105 
106 /*  SAS/SATA Vendor Specific Port Registers */
107 enum sas_sata_vsp_regs {
108 	VSR_PHY_STAT		= 0x00, /* Phy Status */
109 	VSR_PHY_MODE1		= 0x01, /* phy tx */
110 	VSR_PHY_MODE2		= 0x02, /* tx scc */
111 	VSR_PHY_MODE3		= 0x03, /* pll */
112 	VSR_PHY_MODE4		= 0x04, /* VCO */
113 	VSR_PHY_MODE5		= 0x05, /* Rx */
114 	VSR_PHY_MODE6		= 0x06, /* CDR */
115 	VSR_PHY_MODE7		= 0x07, /* Impedance */
116 	VSR_PHY_MODE8		= 0x08, /* Voltage */
117 	VSR_PHY_MODE9		= 0x09, /* Test */
118 	VSR_PHY_MODE10		= 0x0A, /* Power */
119 	VSR_PHY_MODE11		= 0x0B, /* Phy Mode */
120 	VSR_PHY_VS0		= 0x0C, /* Vednor Specific 0 */
121 	VSR_PHY_VS1		= 0x0D, /* Vednor Specific 1 */
122 };
123 
124 enum chip_register_bits {
125 	PHY_MIN_SPP_PHYS_LINK_RATE_MASK = (0xF << 8),
126 	PHY_MAX_SPP_PHYS_LINK_RATE_MASK = (0xF << 12),
127 	PHY_NEG_SPP_PHYS_LINK_RATE_MASK_OFFSET = (16),
128 	PHY_NEG_SPP_PHYS_LINK_RATE_MASK =
129 			(0xF << PHY_NEG_SPP_PHYS_LINK_RATE_MASK_OFFSET),
130 };
131 
132 #define MAX_SG_ENTRY		64
133 
134 struct mvs_prd {
135 	__le64			addr;		/* 64-bit buffer address */
136 	__le32			reserved;
137 	__le32			len;		/* 16-bit length */
138 };
139 
140 #define SPI_CTRL_REG				0xc0
141 #define SPI_CTRL_VENDOR_ENABLE		(1U<<29)
142 #define SPI_CTRL_SPIRDY         		(1U<<22)
143 #define SPI_CTRL_SPISTART			(1U<<20)
144 
145 #define SPI_CMD_REG		0xc4
146 #define SPI_DATA_REG		0xc8
147 
148 #define SPI_CTRL_REG_64XX		0x10
149 #define SPI_CMD_REG_64XX		0x14
150 #define SPI_DATA_REG_64XX		0x18
151 
152 #endif
153